is 2 102357677 - 1
has 30812732 decimal digits
takes 407.547 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP4BD6A8C121FB82__verified PRP

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual276149.514964.4737%835000144037509.08873.6547%158.603665.7721%1.2984%
PrimeNet2729.343162.5000%450000220000009.37655.3797%18.719564.5174%2.0174%
GPU72276149.514964.4737%6500002200000010.46823.8514%159.983165.8419%1.3682%
Difference---+185000-7596250-1.3795-0.1966%-1.3795-0.0698%-0.0698%

Known prime factors:
No known factors for M102357677

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2021-01-28T22:12:27Andrew B_win_10_IP83500014403750---9.089--3.655%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-05-02T23:17:001997rj7Manual testing263264--0.019--
2010-08-18T03:21:00Donna NobleATH2-630-temp264265--0.037--
2012-04-22T08:20:00tscvista2265266--0.073--
2013-08-27T10:30:00RobishManual testing266267--0.146--
2014-05-02T18:55:00Jens PedersenHedgehog267268--0.292--
2014-07-09T03:22:00SMoffatManual testing268269--0.584--
2014-07-12T22:35:00SMoffatManual testing269270--1.168--
2014-07-18T02:22:00SMoffatManual testing270271--2.336--
2014-12-10T04:53:00shaugeManual testing271272--4.672--
2020-03-28T21:08:42SRBaseManual testing272273--9.345--
2020-03-31T05:40:53SRBaseManual testing273274--18.69--
2020-11-04T09:31:08dcheukManual testing274275--37.38--
2020-11-09T14:23:10Hans LoeblichManual testing275276--74.76--


ECM factoring results:
No ECM results for M102357677


Lucas-Lehmer results:
No L-L results for M102357677


PRP results:
dateuseridcompidcofactorsres64PRP
2021-01-30T23:47:42Ben Deloi-02e431802d7b9def24BD6A8C121FB82__no


P-1 factor-bounds graph:
B1 = 835000, B2 = 14403750 (P-1 stage 2)
B1 = 835000 (P-1 stage 1)
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TF factor-bounds graph:
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Last modified: 2021-01-30T23:47:42+00:00